Attachment



F. V. BANK.

WINDOW CLEANING ATTACHMENT.

APPLICATION FIL ED JUNEZT, I919.

Patented Apr. 13, 1920'.

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UNITED STATES PATENT OFFICE FREDERICK V. BANK, OF CINCINNATI, OHIO.

WIND OW CLEANING ATTACHMENT.

LSZ-Efifi'ifi Specification of Letters Patent- Patented Apr. 13, 1920.

Application filed June 27, 1919. Serial No. 307,045.

backward in the slot 9 so that when the retaining blocks 10 are put inposition, said clamp can be moved inward so that the blocks 10 when theclamp is locked will tightly impinge and press against the outside part26 of the sill, and it will also be noted that through the medium of theslot 20 the small clamp 2& can be raised or lowered to fit the thicknessof window sills; thus the device is made adjustable to fit window sillsof varying widths and thicknesses. When it is desired to remove theattachment the winged nuts are loosened and it can be readily taken outof its position on the window sill, the back folded down, and it may beplaced anywhere desired.

It will be noted that this device or attachment is very convenient,highly serviceable and safe for the'operator when cleaning windows.

While I have described one specific con struction and means for carryingout my invention, it will be readily understood that the same may bechanged and modified without departing from the principle of myinvention and I wish to be understood that such changes andmodifications will fall within the scope of my invention.

What I claim as new and my invention and desire to secure by LettersPatent, is:

In a window seat attachment, a seat part for resting on the window sill,a foldable back attached thereto, a supporting slotted arm attached tosaid seat, retaining blocks toward the outward end of said seat part, aclamping device for engaging said slotted arm and for also engaging thesill underneath to tightly clamp the seat on the window frame, saidclamping device formed of an angle iron and having one arm extendingoutward and provided with a clamping means, and also having a slottedarm extending downwardly and provided with an upwardly and downwardlysliding clamp piece and winged nut, all combined and operating as setforth.

In testimony whereof, I affix my signature at Cincinnati, Ohio, this23rd day of June,

FREDERICK V. BANK.

